Introducing the all new Nuhn High Speed Rotary Injector! This unit is based off of our tapered disc injector design, which has been on the market since the early 2000s. The leading coulter is mounted on a coil spring, and the closing discs are mounted on a leaf spring. This simple, low maintenance design eliminates extra moving parts, wear bushings and additional grease points. The Nuhn rotary's rugged, yet light weight design allows for up to 40' wide injectors to be mounted on the back of a ma